[Beowulf] Shared memory
Michael Will
mwill at penguincomputing.com
Thu Jun 23 09:14:52 PDT 2005
Michael Will wrote:
> I was just yesterday benchmarking our A3400 quad-opteron with dual cores
> using UnixBench 4.1 which is not really an SMP benchmark except for the
> 8 and 16-concurrent shell script runs, and was not too impressed with
> the speed
> increase of those runs either, judging how much more the CPUs cost.
>
> Compare A3140 (dual opteron 248 single core) with A3400 (quad opteron
> 875 dual core):
>
>
> A3150/raid5 dual opteron 248 8G FC3 668 859 443
> A1300 dual opteron 852 4G FC3 806 964 497
> A1300 dual opteron 875 4G RHEL3u5 724 1329 744
> A3400 quad opteron 875 32G RHEL3u5 736 1691 1030
Sorry for the messed up table. Here we go. Index Score is a compound of
the weighted
results of UnixBench 4.1, 8-scripts and 16-scripts is the specific
result in lines per seconds
achieved when running 8 resp. 16 shell-scripts concurrently, which are
two partial tests of
the Benchmark Suite.
Machine CPU RAM OS Index
Score 8-scripts lps 16-scripts lps
A3150/raid5 dual opteron 248 8G FC3 668
859 443
A1300 dual opteron 852 4G FC3
806 964 497
A1300 dual opteron 875 4G RHEL3u5
724 1329 744
A3400 quad opteron 875 32G RHEL3u5
736 1691 1030
Michael Will
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